The USS Osage was a single-turret Neosho-class river monitor launched in 1863 that was propelled by stern wheels. It was sunk by a torpedo in the Blakely River, Alabama during the attack on Spanish Fort guarding Mobile.
It was later raised and sold at auction November 1867.
It mounted 2 X 11 inch Dahlgren smoothbore cannons. it had a crew of 100, was 180 feet long and had a 45 foot beam.
Torpedoes Get Another One. --B-Runner